UK vaccine rollout hit by 'need to retest batches'

In a bombshell development, a leaked letter suggested that the NHS is expecting a 'significant reduction' in supply for four weeks from March 29. https://www.dailymail.co.uk/news/article-9373987/UK-vaccine-rollout-hit-need-retest-batches.html?ns_mchannel=rss&ns_campaign=1490&ito=1490